I will probably in the near future make this a goal of mine to revamp this for CRM 2011, but in the mean time I have found what appears to be a workable solution for CRM 4.0 Online that should that should also work for CRM 2011 for the time being because you can still use the old CRM 4.0 web services in CRM 2011.
Here is a link to the dynamics wrapper. It's free and on GitHub, make sure to download the entire Make sure you click the downloads button and get the zip file though so you get all the other files the main java file references also.
The credit for this library goes to GoodData Corporation.
I hope this helps